package ch2;

import java.util.Scanner;

public class Ex12 {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);
        System.out.println("输入速度和加速度：");
        int c = console.nextInt();
        double x = console.nextDouble();
        System.out.println("这架飞机的最小跑道长度是：" + (c * 60) / (2 * x));
    }
}
